The nails are 18 gauge/18g/180 type nails suitable for Tacwise 181ELS, 181EL, 191EL, Duo 35, Duo 50 & Ranger 40 Duo nail guns (40mm nails for Duo 50, Ranger 40 Duo). The nails are also compatible with other nail guns that use 18 gauge/18g/180 type straight nails.
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